Home / 136,542.62-204,676.21-56,470.06

Finding the Fourth Proportional to 136,542.62, 204,676.21 and 56,470.06

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Solution

The fourth proportional to 136,542.62, 204,676.21 and 56,470.06 is: 84,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,542.62 : 204,676.21 = 56,470.06 : x
  2. Step 2: Convert to fraction form
    136,542.62/204,676.21 = 56,470.06/x
  3. Step 3: Cross multiply
    136,542.62x = 204,676.21 × 56,470.06
  4. Step 4: Simplify right side
    136,542.62x = 11,558,077,859.27
  5. Step 5: Solve for x
    x = 11,558,077,859.27/136,542.62
  6. Step 6: Final answer
    x = 84,648.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.